14155424553121 has 4 divisors (see below), whose sum is σ = 14198190186544. Its totient is φ = 14112658919700.

The previous prime is 14155424553079. The next prime is 14155424553133. The reversal of 14155424553121 is 12135542455141.

14155424553121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14155424553121 - 2²⁷ = 14155290335393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14155424553161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21382816215 + ... + 21382816876.

It is an arithmetic number, because the mean of its divisors is an integer number (3549547546636).

Almost surely, 2^{14155424553121} is an apocalyptic number.

It is an amenable number.

14155424553121 is a deficient number, since it is larger than the sum of its proper divisors (42765633423).

14155424553121 is an equidigital number, since it uses as much as digits as its factorization.

14155424553121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42765633422.

The product of its digits is 480000, while the sum is 43.

The spelling of 14155424553121 in words is "fourteen trillion, one hundred fifty-five billion, four hundred twenty-four million, five hundred fifty-three thousand, one hundred twenty-one".